so we have despoiled our environment in a classic way. that's why we have huge cleanup funds, that why we have so many problems. that's why we have to impose all kinds of costs on companies now to deal with this problem. so i'm not very hopeful. i don't think this is a system that has a place in it for us to seriously deal with the limits to growth, with the need to preserve our environment, to take care of our health as a people because we have a system that pushes forward with a kind of intensity that pushes those issues to the side. >> janet from woolwich, maine. >> if you could be president with a cooperative congress, what are the three most critical things you would do to ensure that we have a healthy economy that is sustainable, particularly in light of a growing aging population? thank you. >> i would pick the following number one, solve the unemployment problem. in a sense it's the most urgent one we have. if the private sector -- and here i'm paraphrasing franklin roosevelt in the '30s. if the private sector either cannot or wil